Remote for Xantrex SW4548

I'm looking for a remote controller for a Xantrex 4548 inverter. It wasn't until I began looking that I discovered that this WONDERFUL inverter is now discontinued.
Any feedback would be welcome ... Thanks,
Any feedback would be welcome ... Thanks,
Comments
Private Message Chris Olsen, he might know. They are around, people are starting to hang on to them. I see some on E-bay every once in a while.
http://forum.solar-electric.com/member.php?9634-ChrisOlson